Download an Excel file* of this document: boulder_county_colorado.xls.
| Selected Characteristics1 | 1990 | 2000 | 2005 ACS | 2005 ACS MOE3 |
|---|---|---|---|---|
| Includes GQ Pop | Does not include GQ Pop | |||
| Total Persons | 225,339 | 291,288 | x | x |
| Total Persons in Household | 216,699 | 282,775 | 271,934 | x |
| Total Workers, Place of Residence | 121,842 | 159,786 | 141,107 | 3,361 |
| Total Workers, Place of Work | 121,696 | 183,855 | 163,530 | 4,858 |
| Employment-Residence Ratio | 1.00 | 1.15 | 1.16 | 0.06 |
W2. MODE TO WORK1 |
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|---|---|---|---|---|---|---|---|---|---|
| 1990 | 2000 | 2005 ACS | Sig. Diff. in Number 2000-2005 |
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| Includes GQ pop | Does not include GQ Pop | ||||||||
| Number | Percent | Number | Percent | MOE | Number | Percent | MOE | ||
| Total Workers | 121,696 | 100.0 | 183,855 | 100.0 | 1,245 | 163,530 | 100.0 | 4,858 | Yes |
| Drove alone | 87,086 | 71.6 | 134,875 | 73.4 | 1,287 | 120,223 | 73.5 | 4,870 | Yes |
| 2-person carpool | 12,356 | 10.2 | 16,775 | 9.1 | 601 | 12,082 | 7.4 | 2,012 | Yes |
| 3-person carpool | 1,693 | 1.4 | 2,775 | 1.5 | 251 | 1,457 | 0.9 | 617 | Yes |
| 4-or-more-person carpool | 799 | 0.7 | 1,025 | 0.6 | 153 | 553 | 0.3 | 393 | Yes |
| Public Transportation | 2,949 | 2.4 | 6,045 | 3.3 | 368 | 6,158 | 3.8 | 1,281 | No |
| Walked | 6,449 | 5.3 | 6,460 | 3.5 | 380 | 4,352 | 2.7 | 1,082 | Yes |
| Taxicab, motorcycle, bike or other | 4,559 | 3.7 | 5,735 | 3.1 | 359 | 5,224 | 3.2 | 1,102 | No |
| Worked at home | 5,805 | 4.8 | 10,165 | 5.5 | 474 | 13,481 | 8.2 | 1,834 | Yes |
W3. TRAVEL TIME TO WORK (Universe = Workers who did not work at home)1 |
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| Workers (Did not work at home) | 115,891 | 100.0 | 173,690 | 100.0 | 1,266 | 150,049 | 100.0 | 4,903 | Yes |
| Less than 10 minutes | 20,881 | 18.0 | 23,665 | 13.6 | 705 | 19,702 | 13.1 | 2,250 | Yes |
| 10 to 14 | 22,199 | 19.2 | 29,060 | 16.7 | 773 | 22,259 | 14.8 | 2,473 | Yes |
| 15 to 19 | 20,498 | 17.7 | 28,975 | 16.7 | 772 | 25,386 | 16.9 | 2,205 | Yes |
| 20 to 24 | 16,892 | 14.6 | 25,870 | 14.9 | 734 | 22,359 | 14.9 | 2,136 | Yes |
| 25 to 29 | 6,602 | 5.7 | 10,475 | 6.0 | 481 | 10,225 | 6.8 | 1,791 | No |
| 30 to 34 | 12,729 | 11.0 | 22,455 | 12.9 | 688 | 19,646 | 13.1 | 2,355 | Yes |
| 35 to 44 | 5,978 | 5.2 | 12,220 | 7.0 | 517 | 12,735 | 8.5 | 1,917 | No |
| 45 to 59 | 6,134 | 5.3 | 12,180 | 7.0 | 517 | 12,348 | 8.2 | 1,877 | No |
| 60 or more | 3,978 | 3.4 | 8,790 | 5.1 | 442 | 5,389 | 3.6 | 1,033 | Yes |
| Mean travel time (minutes) | 20.0 | (X) | 23.5 | (X) | NA | 21.1 | (X) | NA | NA |
W4. ARRIVAL TIME AT Work1 |
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| Workers (Did not work at home) | 115,891 | 100.0 | 173,690 | 100.0 | 1,266 | 150,049 | 100.0 | 4,903 | Yes |
| 5:00 - 5:59 a.m. | 3,832 | 3.3 | 6,665 | 3.8 | 386 | 4,458 | 3.0 | 1,108 | Yes |
| 6:00 - 6:29 a.m. | 6,118 | 5.3 | 8,185 | 4.7 | 426 | 7,519 | 5.0 | 1,707 | No |
| 6:30 - 6:59 a.m. | 12,183 | 10.5 | 15,815 | 9.1 | 585 | 11,276 | 7.5 | 1,931 | Yes |
| 7:00 - 7:29 a.m. | 15,255 | 13.2 | 22,415 | 12.9 | 688 | 17,891 | 11.9 | 2,477 | Yes |
| 7:30 - 7:59 a.m. | 22,154 | 19.1 | 31,750 | 18.3 | 804 | 26,714 | 17.8 | 2,381 | Yes |
| 8:00 - 8:29 a.m. | 17,250 | 14.9 | 28,075 | 16.2 | 762 | 26,267 | 17.5 | 2,661 | No |
| 8:30 - 8:59 a.m. | 8,658 | 7.5 | 13,855 | 8.0 | 549 | 14,970 | 10.0 | 1,799 | No |
| 9:00 a.m. - 11:59 p.m. | 28,848 | 24.9 | 42,155 | 24.3 | 908 | 38,414 | 25.6 | 2,777 | Yes |
| 12:00 a.m. - 4:59 a.m. | 1,593 | 1.4 | 2,955 | 1.7 | 259 | 2,540 | 1.7 | 704 | No |
Notes:
1. Please read notes.cfm
2. Total Employed includes Civilian Employed and those working in the Armed Forces.
3. MOE: Margin of Error. Please see notes.cfm. MOE could not be calculated for Total Employed.
4. x: Cannot be calculated. NA: Not calculated.
Sources: U.S. Census Bureau - 1990 STF1, 1990 STF3, 1990 CTPP, 2000 CTPP, 2000 SF1, 2000 SF3, and 2005 ACS.
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